TM 55-1520-240-23-9
11-14.2
REPAIR OF STAINLESS STEEL CONNECTING LINK
11-14.2
INITIAL SETUP
Applicable Configurations:
With 38
Tools:
Inclinometer
Fine File
Materials:
Emery Cloth (E123 thru E127 As Required)
Parts:
Rivets
Personnel Required:
Medium Helicopter Repairer
Aircraft Structural Repairer
Inspector
References:
TM 1-1500-204-23
Task 11-7.1
Equipment Condition:
Off Helicopter Task
Rod ends removed from fixed end of
link (rivet hole in rod end) are to be
discarded.
1.
Before replacing rod end bearing or end fitting,
check link for loose rivets or damaged thread.
2.
Replace bearing or end fitting as follows:
a.
Measure and record distance between
bearings or end fitting attachment holes.
b.
Measure and record difference in angle of
bearing. Use inclinometer.
c.
If bearing or fitting is held by rivet, drill out
rivet.
d.
Record length of exposed bearing. Loosen
locknut and remove bearing or fitting.
e.
Install locknut on bearing or fitting.
f.
Install bearing or fitting to same length of
bearing exposed as recorded from step 2d.
g.
Adjust bearing or insert for length and angle
recorded in steps 2a and b.
h.
Tighten locknuts and check adjustment
measurement.
i.
Check inspection hole at bearing or insert.
Hole must be closed with thread.
Do not enlarge rivet hole. Enlarged
hole may cause link failure, resulting
in loss of aircraft, and injury or death
to personnel.
3.
Replace loose rivets with original rivet size. If
original rivet size cannot be used or rivet hole is
elongated, reject link.
4.
Blend out nicks, dents, and scratches. If
blending, do not exceed a depth of more than
0.010 inch. If link has nicks, scratches, and
dents greater than 0.010 inch reject link. If link
has nicks scratches, and dents with cracks, or
fractures reject link.
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